block: doc: add slice_idle_us to bfq documentation
authorJohn Pittman <jpittman@redhat.com>
Tue, 8 Jan 2019 21:56:13 +0000 (16:56 -0500)
committerJens Axboe <axboe@kernel.dk>
Wed, 9 Jan 2019 14:38:48 +0000 (07:38 -0700)
commit47cb393ee4815e10ab66f981fed581afdcc7caac
tree3eecbe7465fdcee15ef0dfeecc95105b45e85793
parent40405851af73c59678ffd8f490e6b288c7fbaf29
block: doc: add slice_idle_us to bfq documentation

Of the tunables available for the bfq I/O scheduler, the only one
missing from the documentation in 'Documentation/block/bfq-iosched.txt'
is slice_idle_us. Add this tunable to the documentation and a short
explanation of its purpose.

Acked-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: John Pittman <jpittman@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Documentation/block/bfq-iosched.txt